Kyocera - Каталог фрезерование 2017 ENG
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MEC
Ramping / Helical Milling / Plunging
Ramping / Helical Milling Plunging GRADES A
B
Ramping angle should be under °. Cutting Dia. Applicable Max. Ramping Cutting Dia. Applicable Max. C
For plunge depth per revolution when helical Inserts Angle (°) 0.625" Inserts Width of Cut (ae) D
3° E
milling, see the cutting performance data of 0.625", 16~18mm 5° 16~19mm BDMT 11T3 F
BDGT 11T3 G
each tool. Use compressed air during machining. 0.750", 19~21mm 0.060" LINEUP / INSERTS 45 / 70 LEAD H
1.5mm J
1.000", 22~25mm BDMT 11T3 2.5° K
1.250", 28~32mm BDGT 11T3 1.5° O
P
1.500", 40mm 0.7° 0.750"~4.000" BDMT 11T3 0.197" R
20~160mm BDGT 11T3 5mm T
50mm~ Not Recommended
1.000", 25mm 8°
1.250", 32mm BDMT 1704 5° 1.000"~4.000" BDMT 1704 0.315"
1.500", 40mm 2.5° 25~160mm BDGT 1704 8mm
50mm~ Not Recommended
BDMT/BDGT1103 type not recommended for ramping or helical milling. BDMT1103 type not recommended for ramping or helical milling.
Minimum Cutting Dia. for Helical Milling 75 LEAD
MEC Cutting Dia. 0.625" 0.750" 1.000" 1.250" 1.500" 16mm 18mm 20mm 22mm 25mm 28mm 30mm 32mm 40mm 50mm
BD_T11T3 Min. Cutting Dia. 0.827" 1.102" 1.575" 2.087" 2.598" 21mm 25mm 29mm 33mm 39mm 45mm 49mm 53mm 69mm Not recommended
Type Min. Cutting Dia. for Flat Bottom 1.102" 1.339" 1.850" 2.362" 2.835" 28mm 32mm 36mm 40mm 46mm 52mm 56mm 60mm 76mm for helical milling.
MEC Cutting Dia. 1.000" 1.250" 1.500" 25mm 32mm 40mm 50mm 90 LEAD
BD_T1704 Min. Cutting Dia. 1.339" 1.850" 2.362" 34mm 48mm 64mm Not recommended
Type Min. Cutting Dia. for Flat Bottom 1.850" 2.323" 2.835" 46mm 60mm 76mm for helical milling.
Case Studies HIGH FEED
Pre-Hardened Tool Steel Structural Steel
• Test Piece (54~56HRC)
• Vc = 160 sfm (n = 800min-1) • Plate 71” MULTI-FUNCTION SLOT MILLS RADIUS / BALL-NOSE OTHER APPLICATIONS TOOL HOLDING SPARE PARTS
• D.O.C. ae = 0.079" 0.551" • Vc = 290 sfm (n = 1,400min-1)
• fz = 0.005 ipt (Vf = 2.28 ipm) • D.O.C. = 0.197" x 2 Passes 23 pcs/edge
• Dry Chip Removal Amount =28.1in3 • fz = 0.005 ipt (Vf = 19.7 ipm) 3.07”
• MEC20-S20-11T (3 Flute) • Dry 0.4”
• BDMT11T308ER-JT (PR830) • MEC20-S20-11T (3 Flute)
• BDMT11T308ER-JT (PR830) 1.57” 2.28”
MEC
MEC
Competitor's End Mill A Chip Removal Amount = 1.1in3 (Chipping Occurred) Competitor's End Mill B 10~11 pcs/edge
Competitor's End Mill A [25 (2 inserts) Vc = 130sfm fz = 0.003ipt D.O.C. x ae = 0.079"x0.118"] MEC doubled Competitor B's tool life under the same conditions.
had chipping occur in 10 minutes and it was noisy. MEC withstood increased feed rates, and the
cutting edge remained in extremely good condition and is still available for further machining. (User Evaluation)
(User Evaluation)
304 3.54” 8.66” 3.54” Die Steel
• Plate 1.57” • Mold
• Vc = 410 sfm (n = 1,600min-1) • Vc = 430 sfm (n = 1,040min-1)
• D.O.C. = 0.354" 118” 1.57” 1.18” • D.O.C. ae = ~0.118" ~0.197" 1.97”
• fz = 0.004 ipt (Vf = 12.6 ipm) 3.94” • fz = 0.007 ipt (Vf = 36.8 ipm)
• Dry • Dry (Air Blow) 2.68” 0.16”
• MEC25-S25-17 (2 Flute) • MEC40-S32-11T (5 Flute)
• BDMT170408ER-JT (PR830) Removed Portion 0.35” • BDMT11T308ER-JT (PR830) 2.68” 2.28”
(4 Locations)
MEC MEC 2 Hours (Small Wear : Extendible)
4 pcs/edge or More
Competitor's End Mill C 1 pcs/edge or Less Competitor's End Mill D 2 Hours (Halted due to Insert Breakage)
Competitor's End mill C (indexable roughing end mill) had high cutting force and insert breakage MEC had better cutting performance / insert life compared to Competitor's End Mill D, and the insert
occurred, but MEC had no breakage and was still usable for further machining, after machining 4 maintained small wear and was usable for further machining after the same duration as Competitor's
pieces (16 points). End Mill D. Competitor's End Mill D (6 flute) was used with Vf = 3070sfm (fz = 0.006ipt).
(User Evaluation) (User Evaluation)
4118 Ni-Base HRSA 6.30”
• Knuckle Steering • Turbine Parts
• Vc = 490 sfm (n = 1,200min-1) Machined Portion • Vc = 50 sfm (n = 120min-1) 0.55” Machined Portion TECHNICAL
• D.O.C. = 0.020"~0.197" (Shouldering) • D.O.C. = 0.020"
• fz = 0.004 ipt (Vf = 18.8 ipm) 150 pcs/edge • fz = 0.003 ipt (Vf = 1.5 ipm) 9 pcs/edge
• Dry • Wet
• MEC40-S32-17 (4 Flute) • MEC040R-17-4T-M (4 Flute)
• BDMT170408ER-JT (PR830) • BDMT170408ER-JS (PR1025)
MEC MEC
Competitor's End Mill E 40 pcs/edge Competitor's End Mill F 1 pcs/edge or Less INDEX
MEC had a better surface finish compared to Competitor's End mill E and also tripled the tool life. Competitor's End Mill F (Coated Carbide Insert) could not finish machining of 1 workpiece, but MEC
could cut 9 pcs/edge and the finished surface was good.
(User Evaluation)
(User Evaluation)
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